Advertisement
Solar Panel Testing Shunt Schematic – Circuit Schematic
Solar Panel Testing Shunt Schematic
...
digital thermometer circuit – Circuit Schematic
digital thermometer circuit
...
Humidity meter – Circuit Schematic
Humidity meter
...
Test Instruments and Measuring Devices – Circuit Schematic
Test Instruments and Measuring Devices
The ammeter measures electric current. It may be calibrated in amperes, milliamperes, or microamperes. In order to measure current, the ammeter must be placed i...
low cost capacitance meter – Circuit Schematic
low cost capacitance meter
...
Geiger Counter Circuits – Circuit Schematic
Geiger Counter Circuits
...
DIY Color Densitometer – Circuit Schematic
DIY Color Densitometer
A densitometer is one of the most valuable tools a darkroom enthusiast can employ. Up until recently, however, densitometers were expensive and bulky. Furthermo...
Voltmeter Circuit – Circuit Schematic
Voltmeter Circuit
...
Voltmeter Circuit – Circuit Schematic
Voltmeter Circuit
...
DIY ECG Machine On The Cheap – Circuit Schematic
DIY ECG Machine On The Cheap
The goal of such a machine (called an electrocardiograph, or ECG ) is to amplify, measure, and record the natural electrical potential created by the heart. Not...
Current Sensor Board – Circuit Schematic
Current Sensor Board
The Current Sensor Board contains an Atmel AVR AT90S8535 running at 8MHz which samples six ADC current inputs and uses the remaining two ADC inputs to control a...
Frequency Counter and Timer – Circuit Schematic
Frequency Counter and Timer
In counter mode it provides 1Hz resolution up to 100Mhz. In timer mode maximum resolution is 0. 0000001 Hz up to 1Hz. Resolution is reduced by one digit for eac...
Build an LED Bargraph Optical Tachometer – Circuit Schematic
Build an LED Bargraph Optical Tachometer
...
Build an Analog Bar Graph Expanded Scale Voltmeter – Circuit Schematic
Build an Analog Bar Graph Expanded Scale Voltmeter
An expanded scale voltmeter (ESV) can save your plane. That may be a strong statement, but it`s true. The crucial radio link that lets you control your plane re...
Exploring a digital I2C/SPI accelerometer (MMA7456L) with Bus Pirate – Circuit Schematic
Exploring a digital I2C/SPI accelerometer (MMA7456L) with Bus Pirate
Bus Pirate is a great tool for exploring new chips using your PC, without the need to integrate the chip into a MCU project. Once I received my unit, i decided ...
Laser Interference Pattern Enumerator – Circuit Schematic
Laser Interference Pattern Enumerator
Interferometer is best used in calculating the index of refraction of gasses and transparent matter (i. e. air and glass). Doing so requires counting each inter...
Solid-Motion – Circuit Schematic
Solid-Motion
Several easy modifications for a Dataq DI-194RS and DI-154RS. There are at least two different styles: the kind that come packaged (shown) and the kind that com...
Geiger Counter Data Logger with LND712 – Circuit Schematic
Geiger Counter Data Logger with LND712
Here is another little circuit I designed for radiation logging purposes. It is based on an Atmel 168 Microcontroller and a small and precise RTC device called ...
Digital pH Meter Signal Conditioner with Pulse/Frequency Output – Circuit Schematic
Digital pH Meter Signal Conditioner with Pulse/Frequency Output
A signal conditioner for pH meter probe is required to have high input impedance. The signal conditioning of the pH meter probe is done by providing a buffer.....
Spectrum Analyzer Adapter for Oscilloscopes – Circuit Schematic
Spectrum Analyzer Adapter for Oscilloscopes
The circuit shown in the following schematic diagram is a simple spectrum analyzer adapter circuit for oscilloscopes. This circuit can be used for scanning or.....